RB Components Bicycle Wheel Chock easily keeps your bike in place by craddeling the tire in the chock. The Bicycle Wheel Chock can adjust to fit different width tires from 1" to 5-1/2" (road - fat tire) tires. Bikes can then be secured to the chock with a simple twist tie or std tie-downs. Chock is secured to two sticks of L-Track giving you endless mounting locations.